Author(s):
1. Tihomir Mačkić, Faculty of Mechanical Engineering,
Republic of Srpska, Bosnia and Herzegovina
2. Živko Babić, Faculty of Mechanical Engineering,
Republic of Srpska, Bosnia and Herzegovina
3. Mirko Blagojević, Fakultet inženjerskih nauka Univerziteta u Kragujevcu, Serbia
4. Goran Jotic, Faculty of Mechanical Engineering,
Republic of Srpska, Bosnia and Herzegovina
5. Jovan Škundrić, Faculty of Mechanical Engineering,
Republic of Srpska, Bosnia and Herzegovina